#!/bin/sh

# Copyright (c) 2012 ken.naruo
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

# global.cof load
LANG=C;export LANG
SCRIPT_DIR=`dirname $0`
. ${SCRIPT_DIR}/../global.conf

SERVER=$1
SSH_PORT=$2

if [ "${SERVER}" = "" -o "${SSH_PORT}" = "" ];then
 echo "usage:keycheck.sh <SERVER> <SSH_PORT>"
 exit 1
fi

IFCONFIG=/usr/sbin/ifconfig
LINUX=`uname -a | grep Linux`
if [ "${LINUX}" ];then
  IFCONFIG=/sbin/ifconfig
fi

## user check
USER_CHECK=`id | grep ejobmgr | grep -v grep`
if [ "${USER_CHECK}" = "" ];then
  echo "ERROR you must execute this script as ejobmgr"
  exit 1
fi


## key check
IP_ADDR=`dig ${SERVER} | grep -A 1 "ANSWER SECTION" | grep -v "ANSWER SECTION" | awk '{print $5}'`
LOCAL_CHECK=`${IFCONFIG} -a | grep ${IP_ADDR}`

if [ "${LOCAL_CHECK}" = "" ];then
  UNAME=`uname -n`
  KEY_CHECK=`ssh -o "ConnectTimeout 5" -p ${SSH_PORT} ${SERVER} cat /home/ejobmgr/.ssh/authorized_keys | grep ${UNAME} | grep ejobmgr`

  if [ "${KEY_CHECK}" = "" ];then
    echo "please define key authentication in .ssh/authorized_keys "
    exit 1
  fi
fi

echo "--------------------------"
echo "keycheck successfully done"
echo "-------------------------"

exit 0

